* {
    margin: 0;
    padding: 0;
}

.left_content {
    width: 20%;
    height: 700px;
    float: left;
    background-color: #222222;
    text-align: center;
}

.right_content {
    width: 80%;
    height: 700px;
    float: left;
}

.left_menu {
    margin-top: 50px;
    text-align: center;
}

.left_item {
    width: 84%;
    height: 35px;
    margin-left: 8%;
    line-height: 35px;
    font-size: 14px;
    text-align: center;
    color: #ff0000;
    cursor: pointer;
    background-color: #ffffff;
    margin-top: 15px;
    border-radius: 35px;
}

.left_item img {
    width: 20px;
    height: 20px;
    position: relative;
    top: 4px;
    right: 5px;
}


.right_iframe {
    width: 100%;
    height: 700px;
}

.harmony_logo_img {
    width: 60%;
    border-radius: 100px;
}

.harmony_logo_title {
    color: #ffffff;
    font-size: 15px;
}

.right_top_menu {
    height: 20px;
    margin-top: 25px;
    position: absolute;
    right: 10px;
}

.right_top_menu img {
    float: left;
    width: 16px;
    height: 16px;
    margin-right: 18px;
}

.left_move_windows {
    width: 100%;
    height: 20px;
}

.left_setting {
    width: 25px;
    height: 25px;
    position: absolute;
    bottom: 20px;
    margin-left: -12.5px;
    cursor: pointer;
}